Average kinetic energy of the molecules of a gas
What would happen to the average kinetic energy of the molecules of a gas sample if the temperature of the sample increased from 20 degrees celcius to 40 degrees celcius.
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Calculate the final temperature of 36 {rm mL} of ethanol initially at 16^circ {rm C} upon absorption of 750 {rm J} of heat. (density of ethanol =0.789 {rm g}/{rm mL})
An aqueous solution that contains 285ppm of potassium nitrate (KNO3) is being used to feed plants in a garden. What volume of this solution is needed to prepare 1.7 L of a solution that is 97 ppm in KNO3?
Write the full electronic configuration for Sr, He, Zn, Br and for each of the following elements indicate which set of orbitals is being filled last (# of sublevel & s,p,d,f) for chemical symbols W, Fe, and Ce
What is the major product of the reaction between methanol and (2R,3S)-2-bromo-3-methylpentane at room temperature
The Temperature of the gas was 291.2799 K before expansion and 293.9809 K afterwards. What is the change in Enthalpy with respect to pressure at constant temperature,(δH/δp)T for this gas in J/atm?
The capital structure for the firm will be maintained and is now 10% preferred stock, 30% debt, and 60% new common stock. No retained earnings are available.The marginal tax rate for the firm is 40%.
When formic acid is heated it decomposes to hydrogen and carbon dioxide in a first order decay calculate the partial pressure of formic acid if the intial pressure at time 0 equal 220 torr
There are 2.2 mg of lead in exactly 500 g of a water sample. What would the concentration of lead be in parts per million?
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